设计灌溉面积
- 【水】designed irrigation area
设计灌溉面积-
本文就井灌区地下硬塑管、混凝土管输水灌溉工程设计的依据、方法，水力计算，管径选择，设计灌溉面积等方面，从实际应用角度提出研究意见。
This paper studies the basic method , hydraulic calculation , pipe size selection and designed irrigation area and others for the design of irrigation projects with underground plastic and concrete conveying pipes from the practical application .